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Finding the Fourth Proportional to 480,168.54, 719,677.51 and 223,655.31

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Solution

The fourth proportional to 480,168.54, 719,677.51 and 223,655.31 is: 335,215.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,168.54 : 719,677.51 = 223,655.31 : x
  2. Step 2: Convert to fraction form
    480,168.54/719,677.51 = 223,655.31/x
  3. Step 3: Cross multiply
    480,168.54x = 719,677.51 × 223,655.31
  4. Step 4: Simplify right side
    480,168.54x = 160,959,696,039.94
  5. Step 5: Solve for x
    x = 160,959,696,039.94/480,168.54
  6. Step 6: Final answer
    x = 335,215.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.